Beinganoptimistisn’taboutknowingthatlifeusedtobeworse.It’saboutknowinghowlifecangetbetter.Andthat’swhatreallyfuelsouroptimism,”writeBillandMelindaGates.
再大的单次幸福事件,1tqp续的时间也不会比较小u3Kq多太多zApX