Never make excuses. Your friends don't need them and your foes won't believe them.

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

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

The term 'serious actor' is kind of an oxymoron, isn't it? [Like] 'Republican party' [or] 'airplane food'.

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.

Many people would no more think of entering journalism than the sewage business - which at least does us all some good.

Percentages are why I am rich.

I've always thought anyone can make money. Making a life worth living, that's the real test.

I have far more respect for the person with a single idea who gets there than for the person with a thousand ideas who does nothing

There is little success where there is little laughter.

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

One must be sane to think clearly, but one can think deeply and be quite insane.

Well done is better than well said.

Practice does not make perfect. Perfect practice makes perfect.

The finest task for an Engineer – to survey, to plan, to suggest resources and material, assemble them for task in hand, implement and produce results.

Chop your own wood and it will warm you twice

Discipline is the bridge between goals and accomplishment.

Apple's market share is bigger than BMW's or Mercedes's or Porsche's in the automotive market. What's wrong with being BMW or Mercedes?

A person who never made a mistake never tried anything new.

Only you can control your future.

A great secret of success is to go through life as a man who never gets used up.