Humans have invented all kinds of symbols to communicate not only with other humans but more importantly with ourselves.
人类发明了各种各样的符号，不仅是为了与他人交流，更重要的是与自己交流。
A LITTLE ENCOURAGEMENT
给此刻的你，一点向前的力量。
关于学习、善意与成长，读一句，再想一想。
It's true that humanity has seen a succession of crises, wars and atrocities, but this negative side is offset by advances in technology and cultural exchanges.
的确，人类经历了一连串的危机、战争和暴行，但科技和文化交流的进步抵消了这些负面影响。