一个人能遭受的最痛苦的痛苦是洞察很多却无能为力。
Every sentence carries the weight of all the words left unsaid.
Pain is the absence of pleasure, pleasure is the absence of pain.
【释义】贤能的人处世，会根据时代的变化而调整自己的行为。
The truth of history is often found in its silences.
"Positive psychology is not a spectator sport."
Nothing exists except atoms and empty space； everything else is opinion.