Know or listen to those who know.
It's always too early to quit.
Leap, and the net will appear.
Only the educated are free.
Problems are not stop signs, they are guidelines.
The wise does at once what the fool does at last.
Well done is better than well said.
To know oneself, one should assert oneself.
You never know what motivates you.
Quality is not an act, it is a habit.
It is thus tolerance that is the source of peace, and intolerance that is the source of disorder and squabbling.