我的语言的界限意味着我的世界的界限。
The limits of my language mean the limits of my world.
The journey of self-discovery is one of the most challenging yet rewarding aspects of psychological study.
实现可持续发展的唯一途径是通过持续的技术进步和环境责任。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
Pain is temporary, but quitting lasts forever.
True progress comes when industry and environmentalists work together, not against each other.