The brave may not live forever, but the cautious do not live at all.
没有远见,建筑就只是简单的建造。
The development of computational complexity theory has shown us that not all problems are created equal.
理论物理学的美丽在于它能够用几个简单的方程描述宇宙,揭示出表面复杂性之下的基础简单性。