Symbols are not merely reflections of culture but also instruments of change.
符号不仅仅是文化的反映，也是变革的工具。
Every thought serves some biological purpose.
The coal industry has been the backbone of America's energy independence for generations.
我认为对古代好的东西要阐述奖惩，对现在好的东西要创造，不过是希望好的东西越来越多罢了。
"A book is a gift you can open again and again."
The beauty of music is that it can mean different things to different people.