Quality is not an act, it is a habit.
Do not weep do not wax indignant. Understand.
Well done is better than well said.
If you've got a talent, protect it.
Without hard work, nothing grows but weeds.
The wise does at once what the fool does at last.
If you can dream it, you can do it.
Wherever you are - be all there.
It's always too early to quit.
Problems are not stop signs, they are guidelines.
A teacher must believe in the value and interest of his subject as a doctor believes in health.
A good teacher is a determined person.