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

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.

If you are born poor it's not your mistake, but if you die poor it's your mistake.

Your most unhappy customers are your greatest source of learning.

It is hard to retain what you learn unless you practice it.

-- Seneca

I know that I know nothing.

-- Socrates

I know that I do not know.

-- Plato

When three walk together, one is surely my teacher. I follow what is good and correct what is not.

-- Confucius

I transmit but do not create; I trust in and love the ancients.

-- Confucius

The highest goodness is like water. Water benefits all things and does not compete; it dwells in places others disdain, and so is close to the Tao.

-- Laozi