Do not weep do not wax indignant. Understand.
It's always too early to quit.
Always desire to learn something useful.
Begin to be now what you will be hereafter.
Only the educated are free.
To be a good loser is to learn how to win.
If you've got a talent, protect it.
By failing to prepare, you are preparing to fail.
Go for it now. The future is promised to no one.
Be gentle to all and stern with yourself.
The object of pure physics is the unfolding of the laws of the intelligible world the object of pure mathematics that of unfolding the laws of human intelligence.