Choose a job you love, and you will never have to work a day in your life.
By three methods we may learn wisdom: First, by reflection, which is noblest; Second, by imitation, which is easiest; and third by experience, which is the bitterest.
Wheresoever you go, go with all your heart.
Everything has beauty, but not everyone sees it.
Our greatest glory is not in never falling, but in rising every time we fall.
If you make a mistake and do not correct it, this is called a mistake.
He who knows all the answers has not been asked all the questions.
Real knowledge is to know the extent of one's ignorance.
Every truth has four corners: as a teacher I give you one corner, and it is for you to find the other three.
Wherever you go, go with all your heart.