If you don't give up, you still have a chance. Giving up is the greatest failure.

Life is about creating yourself, not finding yourself.

We are all of us made by what we have lost as much as by what we have gained.

Acting is not about being someone different. It's finding the similarity in what is apparently different, then finding myself in there.

宇宙是一个庞大而复杂的系统，理解它需要理论洞察力和观测证据。

My voice was my weapon, my shield, and my sanctuary.

马克思的功绩在于他忽然在社会思想史上产生了一个质的变化。他解释历史，理解其动力，预测未来，但除了预测之外，他还表达了一个革命性的概念：世界不仅必须被解释，还必须被改变。