If you think your teacher is tough, wait until you get a boss. He doesn't have tenure.
To those whom much is given, much is expected.
A creative man is motivated by the desire to achieve, not by the desire to beat others.
There is but one dependable method of accumulating and legally holding riches, and that is by rendering useful service.
I'm a greater believer in luck, and I find the harder I work the more I have of it
No business which depends for existence on paying less than living wages to its workers has any right to continue in this country
It is your decisions, and not your conditions, that determine your destiny.
A man paints with his brains and not with his hands.
In every job that must be done, there is an element of fun. You find the fun and - SNAP - the job's a game!
Old Professors never die, they just lose their faculties.
Real success can only come if there is a change in our societies and in our economics and in our politics.
Nothing is particularly hard if you divide it into small jobs
Purity, patience, and perseverance are the three essentials to success and, above all, love.
We struggle with the complexities and avoid the simplicities.
When things go wrong don't go with them
Be quick, but don't hurry.
I'm not the smartest fellow in the world, but I can sure pick smart colleagues.
If you can't make it good, at least make it look good.
Please all, and you will please none.
There is nothing more difficult to carry out, nor more doubtful of success, nor more dangerous to handle, that to institute a new order of things
Tell the audience what you're going to say, say it; then tell them what you've said.