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

Results! Why, man, I have gotten a lot of results. I know several thousand things that won't work.

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

Your most unhappy customers are your greatest source of learning.

Take time to deliberate, but when the time for action comes, stop thinking and go in.

If you're bored with life, if you don't get up every morning with a burning desire to do things, you don't have enough goals.

If it's me against 48, I feel sorry for the 48.

Success is most often achieved by those who don't know that failure is inevitable.

Workers of the world unite; you have nothing to lose but your chains.

The production of too many useful things results in too many useless people.

Deadlines just aren't real to me until I'm staring one in the face.

Thinking is the hardest work there is, which is probably the reason so few engage in it.

Whenever you are asked if you can do a job, tell 'em, 'Certainly I can!' Then get busy and find out how to do it.

In every job that must be done, there is an element of fun. You find the fun and - SNAP - the job's a game!

What one has to do usually can be done.

Whether it's Google or Apple or free software, we've got some fantastic competitors and it keeps us on our toes.

Please all, and you will please none.

For it is commonly said: accomplished labours are pleasant.

Pleasure in the job puts perfection in the work.

Let others lead small lives, but not you. Let others argue over small things, but not you. Let others cry over small hurts, but not you. Let others leave their future in someone else's hands, but not you.

No man can taste the fruits of autumn while he is delighting his scent with the flowers of spring.