要了解当你干预一个系统时会发生什么,你必须干预它(而不仅仅是被动观察)。
If you do not tell the truth about yourself you cannot tell it about other people.
A long habit of not thinking a thing wrong, gives it a superficial appearance of being right.
For every expert there is an equal and opposite expert, but for every fact there is not necessarily an equal and opposite fact.
Fear of things invisible is the natural seed of that which every one in himself calleth religion.