有时候，我认为我们紧紧抓住某样东西的原因是因为我们害怕如此美好的事情再也不会发生。
Sometimes, I think the reason we hold onto something so tight is because we fear something so great will never happen again.
若是有足够的空间，婴儿会爬行去抓取东西。
Psychology must avoid all forms of mentalism.
Man can only be free through mastery of himself.
"Without the past, there is no future."
"The best way to innovate is to embrace failure."