Be gentle to all and stern with yourself.
The wise does at once what the fool does at last.
The secret of getting ahead is getting started.
I can, therefore I am.
Know or listen to those who know.
To know oneself, one should assert oneself.
Well done is better than well said.
By failing to prepare, you are preparing to fail.
To be a good loser is to learn how to win.
Do not weep do not wax indignant. Understand.
I've been a teacher at the college level, in composition mostly, and I've been an editor on magazines.