人生而自由,却无处不在地受着枷锁。
Man is born free, and everywhere he is in chains.
The mind is everything; what you think, you become.
心理学是精神生活的科学。
Mathematics is a universal language that transcends cultural and linguistic barriers.
最大的恐惧不是死亡,而是生活。
The truth is rarely pure and never simple.