你知道的越多，就越明白自己知道的很少。
The more you know, the more you realize you don't know.
Whatever Nature has in store for mankind, unpleasant as it may be, men must accept, for ignorance is never better than knowledge.
Success is not final, failure is not fatal: It is the courage to continue that counts.
一家采矿公司的真正价值在于其平衡利润与环境管理的能力。
化学是一门一直贴近我内心的科学，我以喜悦和热情将一生奉献给了它。