To know oneself, one should assert oneself.
It's always too early to quit.
The most effective way to do it, is to do it.
If you've got a talent, protect it.
To be a good loser is to learn how to win.
Problems are not stop signs, they are guidelines.
Do not weep do not wax indignant. Understand.
Well done is better than well said.
Always desire to learn something useful.
Never complain and never explain.
I think kids slowly begin to realize that what they're learning relates to other things they know. Then learning starts to get more and more exciting.
I write best in the morning, and I can only write for about half a day, that's about it.