自由是一个沉重的负担,是精神承担的一个伟大而奇怪的负担。
A happy family is but an earlier heaven.
The coal industry must evolve with technology to meet global energy demands sustainably.
最可持续的采石场是能够平衡生产和环境管理的采石场。
"The best books are the ones that leave you a little bit different than when you started."
I'm a perfectionist, but I've learned to let go.