If you wish to succeed, you should use perdistence as your good friend, experiece as your reference, prudence as your brother and hope as your sentry.
DNA的双螺旋结构是所有科学中最美丽和优雅的结构之一。
安全不是优先事项,而是价值观。优先事项会变,价值观不会。
Every tomorrow has two handles. We can take hold of it with the handle of anxiety or the handle of faith.
要理解宇宙,你必须理解它所用的语言,那就是数学。