If we believe in data structures, we must believe in independent (hence simultaneous) processing. For why else would we collect items within a structure? Why do we tolerate languages that give us the one without the other?

爱人者，人恒爱之。你爱敬别人，别人就会爱敬你。你利益别人，别人也会给你带来利益。

痛苦是暂时的，放弃却是永远的。

真理是永恒地在路上。