There are many ways of going forward, but only one way of standing still.

You can observe a lot just by watching.

Any fact facing us is not as important as our attitude toward it, for that determines our success or failure

I'm a greater believer in luck, and I find the harder I work the more I have of it

Hell, there are no rules here - we're trying to accomplish something.

From each according to his abilities, to each according to his needs.

You can't just ask customers what they want and then try to give that to them. By the time you get it built, they'll want something new.

If you try to be anyone but yourself, you will fail; if you are not true to your own heart, you will fail. Then again, there's no success like failure

Be quick, but don't hurry.

If A is success in life, then A equals x plus y plus z. Work is x; y is play; and z is keeping your mouth shut.

We don't know a millionth of one percent about anything.

I don't want to achieve immortality through my work... I want to achieve it through not dying.

Make the lie big, make it simple, keep saying it, and eventually they will believe it

When asked, 'How do you write?' I invariably answer, 'one word at a time.'

If you are the master be sometimes blind, if you are the servant be sometimes deaf.

When inspiration does not come to me, I go halfway to meet it.

Without a humble but reasonable confidence in your own powers you cannot be successful or happy.

Real success can only come if there is a change in our societies and in our economics and in our politics.

With any part you play, there is a certain amount of yourself in it. There has to be, otherwise it's just not acting. It's lying.

No man ever achieved worthwhile success who did not, at one time or other, find himself with at least one foot hanging well over the brink of failure.

For a man to conquer himself is the first and noblest of all victories.