As in geometry the most natural way of beginning is from a mathematical point, so is the same method in observations and natural history the most genuine, simple, and instructive.
"Literature is the mirror of society, reflecting its virtues and vices with unflinching honesty."
爱不仅是一种情感,它也是一门艺术。
互联网不只是一项技术,更是一种思维方式。