The wise seek happiness within their own souls, while fools search outside.
智者在自己的心灵中寻找幸福，愚者则在外部追逐。
We are survival machines – robot vehicles blindly programmed to preserve the selfish molecules known as genes.
I keep challenging myself because I don't want to repeat.
The iron rule of nature is: you get what you reward for. If you want ants to come, you put sugar on the floor.