America has no permanent friends or enemies, only interests.
农民不仅仅种植作物,他们还培育社区。
至今一切社会的历史都是阶级斗争的历史,即剥削阶级和被剥削阶级之间、统治阶级和被压迫阶级之间斗争的历史。
计算的本质不仅在于符号的操作,更在于对这些操作所代表意义的深刻理解。
Survival can be summed up in three words – never give up. That’s the heart of it really. Just keep trying.