Every decision we make today shapes the world we live in tomorrow.
唯一的善,是知识;唯一的恶,是无知。
恐惧是一种习惯。我不害怕。
The challenge in computer science is not just to solve problems, but to find the right problems to solve.
书籍可能是危险的。最好的书应该贴上“这可能会改变你的生活”的标签。