Becoming happier takes both a will and a proper way.

The founders of a new colony, whatever Utopia of human virtue and happiness they might originally project, have invariably recognized it among their earliest practical necessities to allot a portion of the virgin soil as a cemetery, and another portion as the site of a prison.

The beauty of physics lies in its ability to explain the complexities of the universe with simple principles.

I prefer liberty with danger to peace with slavery.

The future energy structure will be diversified, and the coal industry needs to find its own positioning.

成功不仅在于你取得了什么成就，还在于你在这个过程中成为了什么样的人。