Get the fundamentals down and the level of everything you do will rise
The calculus is the greatest aid we have to the application of physical truth in the broadest sense of the word.
Geometry is the noblest branch of physics.
The clearer the teacher makes it, the worse it is for you. You must work things out for yourself and make the ideas your own.
Concentrate your energy, thought and capital exclusively upon the business in which you are engaged. . . 'Don't put all your eggs in one basket' is all wrong. I tell you 'put all your eggs in one basket, and then watch that basket. '
Injections are the best thing ever invented for feeding doctors.
The messenger is not as important as the message.
I remember when I first moved to New York, people said, "Wow, man! You're so great. You have all these hopes and dreams, but it's going to be sad when you realize how the world really works!" But one of the things I love most about this city is that everyone who moves here is being unreasonable. There's a sense of solidarity about that.