过去是一个跟随我们的影子，总是存在，总是影响。
The past is a shadow that follows us, always present, always influencing.
Investors should focus on asset allocation rather than market timing.
解释：了解古代不了解现在，称为愚昧无知，那么儒生就只能称作愚昧无知的人了。
Sustainable fishing is not an option; it is an obligation for future generations.
"The immune system is the key to fighting cancer."
管理是一门艺术，需要不断地学习和实践。
The essence of finance is to serve the real economy.
"The most important thing is to stay true to your values."
