Science is the art of making the complex understandable.
The only limit to our realization of tomorrow is our doubts of today.
永远不要满足于当前的成就,要不断追求更高目标。
The mother-child relationship is paradoxical and, in a sense, tragic. It requires the most intense love on the mother's side, yet this very love must help the child grow away from the mother, and to become fully independent.
自由不仅仅是随心所欲的机会;也不仅仅是在既定选项之间选择的机会。自由首先是制定可用选择的机会,对它们进行辩论——然后,是选择的机会。
"We do not write to be understood; we write in order to understand."