知识的最大敌人不是无知，而是对知识的幻觉。

推动的关键是使期望的行为更加突出、更容易和更有吸引力。

There is no despair so absolute as that which comes with the first moments of our first great sorrow, when we have not yet known what it is to have suffered and be healed, to have despaired and have recovered.

In order to achieve independence, we must rely on our own strength.

Every seed planted is a promise to future generations.