To understand the cosmos is to understand ourselves, for we are made of the same stardust that forms the stars.
理解宇宙就是理解我们自己，因为我们都是由形成恒星的星尘构成的。
The future of liberal democracy depends on its ability to adapt to new challenges and to maintain the support of its citizens.
图书馆的存在本身就提供了最好的证据，证明我们对人类的未来仍可抱有希望。
人生苦短，必须快乐。
给自己倒一杯饮料，涂上口红，振作起来。
科学家研究自然并非因为它有用；他研究它是因为他从中获得乐趣，而他从中获得乐趣是因为它是美丽的。
