We must be the change we wish to see.
It is unwise to be too sure of one's own wisdom. It is healthy to be reminded that the strongest might weaken and the wisest might err.
There is more to life than increasing its speed.
The future depends on what we do in the present.
Freedom is not worth having if it does not include the freedom to make mistakes.
Happiness is when what you think, what you say, and what you do are in harmony.