It's right to learn, even from the enemy.
Isn't the best defense always a good attack?
Love is born of idleness and, once born, by idleness is fostered.
The spirited horse, which will try to win the race of its own accord, will run even faster if encouraged.
Some people think that because they do the opposite of what they are asked to do, they have initiative
That which never has been, never is, and never will be.