Many are stubborn in pursuit of the path they have chosen, few in pursuit of the goal.

Work does not kill a man, it is worry, irregularity and uncertainty that kill.

It is amazing how much can be accomplished if no one cares who gets the credit.

A good idea is never lost. Even though its originator or possessor may die without publicizing it, it will someday be reborn in the mind of another....

Effective communication is 20% what you know and 80% how you feel about what you know.

We are trying to prove ourselves wrong as quickly as possible, because only in that way can we find progress.

Old Professors never die, they just lose their faculties.

By failing to prepare, you are preparing to fail.

The difference between a successful person and others is not a lack of strength, not a lack of knowledge, but rather a lack in will.

At least with me, the match starts much, much earlier than the actual match.

I've always found the second book in a series is the hardest to write.

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.

People refuse to take chances in business, because they fear the criticism which may follow if they fail.

Purity, patience, and perseverance are the three essentials to success and, above all, love.

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.

You cannot change your destination overnight, but you can change your direction overnight

If you aim at nothing, you will hit it every time.

To invent, you need a good imagination and a pile of junk.

I never did a day's work in my life. It was all fun.

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.

Well done is better than well said.