I can, therefore I am.
Well done is better than well said.
The most effective way to do it, is to do it.
To know oneself, one should assert oneself.
It's always too early to quit.
Do not weep do not wax indignant. Understand.
What you do today can improve all your tomorrows.
The secret of getting ahead is getting started.
Know or listen to those who know.
The wise does at once what the fool does at last.
The most useful form of time travel would be to go back a year or two and rectify the mistakes we made.