Once you start a working on something, don't be afraid of failure and don't abandon it. People who work sincerely are the happiest.
Only put off until tomorrow what you are willing to die having left undone
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
Leadership and learning are indispensable to each other.
You never achieve success unless you like what you are doing.
Our fatigue is often caused not by work, but by worry, frustration and resentment
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?
Riches do not respond to wishes. They respond only to definite plans, backed by definite desires, through constant persistence.
No man can taste the fruits of autumn while he is delighting his scent with the flowers of spring.
Practice does not make perfect. Perfect practice makes perfect.
If you think your teacher is tough, wait until you get a boss. He doesn't have tenure.
You can't make souffle rise twice.
Thinking is the hardest work there is, which is probably the reason so few engage in it.
If your business is only to sweep a crossing, remember it is your duty to make that crossing the best swept of the world.
I believe that anyone can conquer fear by doing the things he fears to do, provided he keeps doing them until he gets a record of successful experiences behind him.
At least with me, the match starts much, much earlier than the actual match.
You gain strength, courage and confidence by every experience in which you really stop to look fear in the face.... You must do the thing you think you cannot do.
Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
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.
Your most unhappy customers are your greatest source of learning.
If you aim at nothing, you will hit it every time.