数学的快乐来自创造的行为,而不仅仅是结果。
林业的创新意味着在拥抱尖端科技的同时,倾听古老的智慧。
幸福不在于强度,而在于平衡、秩序、节奏与和谐。
I have never known any distress that an hour's reading did not relieve.
Tis not contrary to reason to prefer the destruction of the whole world to the scratching of my finger.
The deepest urge in human nature is the desire to be important.