Quotesdtb.com
Home
Authors
Quotes of the day
Top quotes
Topics
Your most unhappy customers are your greatest source of learning.
Bill Gates
Related topics
learning
source
unhappy
Related quotes
The secret source of humor is not joy but sorrow; there is no humor in Heaven.
Mark Twain
Whoso neglects learning in his youth, loses the past and is dead for the future.
Euripides
The belief in a supernatural source of evil is not necessary; men alone are quite capable of every wickedness.
Joseph Conrad
We are never so happy, nor so unhappy, as we suppose ourselves to be.
François de La Rochefoucauld
He who has imagination without learning has wings but no feet.
Joseph Joubert