The day science begins to study non-physical phenomena, it will make more progress in one decade than in all the previous centuries of its existence.
There is but one dependable method of accumulating and legally holding riches, and that is by rendering useful service.
A person who never made a mistake never tried anything new.
All achievement, all earned riches, have their beginning in an idea.
All your dreams can come true if you have the courage to pursue them
Rich people have small TVs and big libraries, and poor people have small libraries and big TVs.
I do know that when I am 60, I should be attempting to achieve different personal goals than those which had priority at age 20.
Success is going from failure to failure without loss of enthusiasm.
The role of the artist is to ask questions, not answer them.
He who thinks little errs much
Advertising is legalized lying.
I'm a slow walker, but I never walk back.
Find out what you really love to do, and then find a way to make a good living doing it.
Few things are impossible to diligence and skill. Great works are performed not by strength, but perseverance.
Please all, and you will please none.
Success is having a flair for the thing that you are doing, knowing that is not enough, that you have got to have hard work and a sense of purpose.
If you don't have time to do it right, when will you have the time to do it over?
If I had eight hours to chop down a tree, I'd spend six hours sharpening my axe.
Either you run the day or the day runs you.
No man can taste the fruits of autumn while he is delighting his scent with the flowers of spring.
Make them laugh, make them cry, and back to laughter. What do people go to the theatre for? An emotional exercise. I am a servant of the people. I have never forgotten that.