Always desire to learn something useful.
What you do today can improve all your tomorrows.
It's always too early to quit.
Do not weep do not wax indignant. Understand.
Begin to be now what you will be hereafter.
Be gentle to all and stern with yourself.
To be a good loser is to learn how to win.
I can, therefore I am.
Know or listen to those who know.
Either you run the day or the day runs you.
The role of the teacher is to create the conditions for invention rather than provide ready-made knowledge.