A verdadeira revolução é a que transforma o coração do homem.
做好研究的秘诀是始终保持轻微的工作不足状态。因为无法浪费几个小时,你可能会浪费数年时间。
The coldest winter I ever spent was a summer in San Francisco.
"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."