燕子飞来时正值春社,梨花凋落后便是清明时节。
质量永远不应该妥协,即使面对成本上升。
Science is a way of thinking much more than it is a body of knowledge.
如果你想有所发现,去寻找那些既显而易见又不可见的事物。
A first sign of the beginning of understanding is the wish to die.
The public have an insatiable curiosity to know everything, except what is worth knowing.