Be gentle to all and stern with yourself.
Know or listen to those who know.
You never know what motivates you.
Be kind whenever possible. It is always possible.
If you can dream it, you can do it.
Things do not happen. Things are made to happen.
Who seeks shall find.
If you're going through hell, keep going.
By failing to prepare, you are preparing to fail.
The secret of getting ahead is getting started.
A wisely chosen illustration is almost essential to fasten the truth upon the ordinary mind, and no teacher can afford to neglect this part of his preparation.