数学是理性的音乐。
It’s funny. The things that are most important to you are often the hardest to talk about.
经济与生态之间的平衡是现代林业的核心。
要理解一个人，你必须先理解他们的沉默。
The poem is a canvas upon which the mind can paint.
热闹的场合可以锻炼心境，安静可以养心，坐时可以守心，行动时可以考验心灵，言时省心，动时制心。
The only lies for which we are truly punished are those we tell ourselves.