Your most unhappy customers are your greatest source of learning.

We always overestimate the change that will occur in the next two years and underestimate the change that will occur in the next ten.

I choose a lazy person to do a hard job. Because a lazy person will find an easy way to do it.

Success is a lousy teacher. It seduces smart people into thinking they can't lose.

It's fine to celebrate success, but it is more important to heed the lessons of failure.

Character is destiny.

-- Heraclitus

If you carve without ceasing, even metal and stone can be engraved.

-- Xunzi

The exemplary person demands it of himself; the petty person demands it of others.

-- Confucius

Make an effort that yields to no one.

-- Kazuo Inamori

I never dreamed about success. I worked for it.

-- Estée Lauder

Luck is a dividend of sweat. The more you sweat, the luckier you get.

-- Ray Kroc