研究历史就是学习时间的语法。
The great question which, in all ages, has disturbed mankind, and brought on them the greatest part of their mischiefs, has been, not whether there be power in the world, nor whence it came, but who should have it.
I don't believe in failure. It's not failure if you enjoyed the process.
存心养性要谦抑专一,如春天般的舒缓温和;自察反省要谨慎严格,像秋天般冷峻严肃。