死者并非无力。我说过，死了吗？没有死亡，只有世界的变化。
The dead are not powerless. Dead, did I say? There is no death, only a change of worlds.
Psychology must be a science of life, not just of the laboratory.
Freedom is not the power to do what we want， but the right to do what we ought.
如果你想拥有从未拥有的东西，就必须愿意做从未做过的事。
最好的学习方法是去做，犯错误，然后从中学习。
To succeed, planning alone is insufficient. One must improvise as well.