自己吃饱了应当想到别人的饥饿，身上穿暖了应当想到别人的寒冷，享受安逸应当想到百姓的劳累。

Liberty cannot be preserved without a general knowledge among the people.

The essence of modernity is psychologism, the experiencing and interpretation of the world in terms of the reactions of our inner life and indeed as an inward world.

最甜美的水果是用诚信种出来的。

科学的进步不是一条直线，而是一系列曲折，有时在新的进展之前似乎会倒退。

我不会逃避过去，我会奔向未来。

The future belongs to those who believe in the beauty of their dreams.

科学是一段旅程，每一步都很重要。