The best way to test a program is to test it.
The environment is not a mosaic of stimuli, but a field of forces in which every part is dynamically related to every other part.
解释:大部分蔬菜都偏寒性,而蒜却是温性的,说明了食材性质的差异。
爱,爱,爱,那是天才的灵魂。
物理学的美不在于拥有所有答案,而在于提出更好的问题。