安全不是优先事项，而是一种价值观。你无法优先考虑永远不应妥协的事情。
Safety isn't a priority—it's a value. You can't prioritize something that should never be compromised.
The beauty of mathematics is that it allows us to abstract away the complexities of the real world and focus on the underlying principles.
"The only way to make sense out of change is to plunge into it, move with it, and join the dance."
只要心意不放纵，就不会出现差错；只要用心不怠惰疏忽，就没有不能坚守的、随意放纵的志向。
The greatest use of life is to spend it for something that will outlast it.