恐惧只是我们对自己讲的故事。
I find myself always worrying about tomorrow...Then when tomorrow becomes today, I start worrying about tomorrow again...
实现不可能的唯一方法是相信它是可能的。
The universe is comprehensible because it is governed by laws that we can understand.
"Ein Buch ist wie ein Garten, den man in der Tasche trägt."
Every problem in NP can be reduced to the satisfiability problem, which is the cornerstone of computational complexity theory.