Challenges are opportunities in disguise; embrace them with courage.

"There is no sun without shadow, and it is essential to know the night."

The greatest discoveries often come from asking the simplest questions.

I fell asleep reading a dull book and dreamed I kept on reading, so I awoke from sheer boredom.

The joy of discovery is what keeps scientists going.

最好的预测不是来自复杂模型，而是来自对基本激励的理解。