介导疼痛的分子非常古老,揭示了这种感觉在进化中的深远根源。
Better to have 1 super user than 100 ordinary users.
The best time to plant a tree was 25 years ago. The second best time is today.
在数学中,我们常常追求优雅和简洁,但在计算机科学中,我们还必须考虑实用性和效率。