To know oneself, one should assert oneself.
What you do today can improve all your tomorrows.
By failing to prepare, you are preparing to fail.
Either you run the day or the day runs you.
To be a good loser is to learn how to win.
You never know what motivates you.
Expect problems and eat them for breakfast.
Know or listen to those who know.
Who seeks shall find.
Things do not happen. Things are made to happen.
Science by itself has no moral dimension. But it does seek to establish truth. And upon this truth morality can be built.