真正的学者不在于知道多少事情，而在于知道真理。

过去总是与我们同在，它塑造了我们是谁。

煤炭不是问题所在，问题在于我们如何使用它。解决方案在于更清洁的技术和更好的利用。

The study of L-functions is a journey into the hidden patterns of numbers.

The world is so unpredictable. Things happen suddenly, unexpectedly. We want to feel we are in control of our own existence. In some ways we are, in some ways we're not. We are ruled by the forces of chance and coincidence.