Becoming happier takes both a will and a proper way.
We have a responsibility to future generations to leave the planet in better shape than we found it.
我们有责任为子孙后代留下一个比我们发现时更好的地球。
The labor which it would require to make a single one of these guns by hand would exhaust the patience and perseverance of any ordinary workman.
"The hardest part of being a machine is pretending to be human."
Science teaches us humility, for every discovery reveals the vastness of our ignorance.
The writer must be a heretic, a questioner of all absolutes.
没有可持续性的创新只是另一种形式的剥削。
在词语之间的沉默中，真相常常存在。