When it is obvious that the goals cannot be reached, don't adjust the goals, adjust the action steps.

To study and constantly, is this not a pleasure? To have friends come from far away places, is this not a joy? If people do not recognize your worth, but this does not worry you, are you not a true gentleman?

If you shoot for the stars and hit the moon, it's OK. But you've got to shoot for something. A lot of people don't even shoot.

It does not matter how slowly you go so long as you do not stop

Our greatest glory is not in never falling but in rising every time we fall

Learning without thought is labor lost; and thought without learning is perilous.