My doctor told me I shouldn't work out until I'm in better shape. I told him, 'All right; don't send me a bill until I pay you.'

I go to the lab and in order to interact with my postdoctoral students and try to see if I can shape them to not copy but to ask questions and to think. We have to have a little dialogue because you don't pretend to be the fountain of all wisdom.

If you believe the doctors, nothing is wholesome; if you believe the theologians, nothing is innocent; if you believe the military, nothing is safe.

We can trust our doctors to be professional, to minister equally to their patients without regard to their political or religious beliefs. But we can no longer trust our professors to do the same.

I don't trust doctors. It's not to say there ain't some good ones, but on a general level, no, I wouldn't trust 'em at all.

The secret of a long life is to never trust a doctor.

I'm just really, really thankful. I'm thankful to the doctors; I'm thankful to the family that donated the kidney.

There's this old saying that, if you aren't particularly gifted in natural sciences, if you don't want to become a teacher or pastor or doctor, and don't know what else to do, then you become a lawyer. But I've never regretted it.

My mother, a teacher, encouraged me to use my creativity as an actual way to make a living, and my father, a Mississippi physician, did two things. First, he taught me that all human beings should be treated equally because no one is better than anyone else, and he never pressured me to become a doctor.

I think the British people are very, very attached to the idea that the health service is free at the point of use. But there is no reason why every doctor, nurse and teacher in this country has to be employed by the state.

The fact of the matter is that when there are feelings involved and you like someone, it doesn't matter if you're an actor, a teacher, a doctor, a lawyer, a receptionist - you can't really help it when you have feelings for someone.

If you put down a list of jobs, doctor, lawyer, janitor, teacher or movie star, everybody would pick the movie star. And why? So you could lie around the pool, drink margaritas and send money to your parents. So that's what I did.

Before I got Doctor Who, I went to the Guildhall School of Music and Drama. I went back to take the final grade exam, which is the grade you have to take before you can take the teacher's diploma.

Ask everyone whether they're an actor or a doctor or a teacher or whatever is entitled to his or her opinion. But unfortunately, because actors are in the public eye, whether we want it or not, sometimes our opinions carry more weight or influence than they deserve.

Credentials are critical if you want to do something professional. If you want to become a doctor or lawyer or teacher or professor, there is a credentialing process. But there are a lot of other things where it's not clear they're that important.

My sister is an ER doctor, and my brother is a teacher.

There is no employing class, no working class, no farming class. You may pigeonhole a man or woman as a farmer or a worker or a professional man or an employer or even a banker. But the son of the farmer will be a doctor or a worker or even a banker, and his daughter a teacher. The son of a worker will be an employer - or maybe president.

I wanted to be in the police force, a teacher, a judge, lawyer, doctor, and other jobs. Of course, my mind changed as I started to face reality.

A teacher must believe in the value and interest of his subject as a doctor believes in health.

I just want people to understand that regardless of what it is that you do - whether you're a teacher, whether you are a doctor, a single mother, a college student, a big sister - that you have strength within you, and I want people to be inspired to walk in their own superhero regardless of what it is that they do.

I think sports has done a disservice for a lot of black kids thinking they can only be successful through athletics and entertainment. I want them to know they can be doctors, lawyers, teachers, fireman, police officers, etc.

When I was 40, my doctor advised me that a man in his 40s shouldn't play tennis. I heeded his advice carefully and could hardly wait until I reached 50 to start again.

I don't know why people question the academic training of an athlete. Fifty percent of the doctors in this country graduated in the bottom half of their classes.

Peter Capaldi is such a brilliant actor, and his Doctor is such a wacky and wonderful character, I can't wait to see what adventures are in store for him and Bill throughout time and space.