心理学是科学，教学是艺术；科学永远不会直接从自身产生艺术。

The man who has no inner life is the slave to his surroundings.

民主不是旁观者的运动。它需要积极参与和对社会正义的承诺。

The first man who， having fenced in a piece of land， said 'This is mine，' and found people naïve enough to believe him， that man was the true founder of civil society.

Every man has a right to his own opinion, but no man has a right to be wrong in his facts.

我们学会了爱自己，现在我敦促你“为自己发声”。

I write songs to remember and also to forget.