"We are all prisoners of our own minds, but some of us have built stronger cages than others."

The past is not a prison but a springboard.

To understand the universe, we must first understand ourselves.

I think the most important thing in life is to be honest with yourself.

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。