Be gentle to all and stern with yourself.
It's always too early to quit.
Without hard work, nothing grows but weeds.
Be thine own palace, or the world's thy jail.
Who seeks shall find.
The wise does at once what the fool does at last.
If you've got a talent, protect it.
After a storm comes a calm.
I can, therefore I am.
Expect problems and eat them for breakfast.
Some of those more out-there jokes were written in the wee hours of the morning. Somehow, they remained funny the next day.