「生于忧患，死于安乐」
“Life springs from sorrow and calamity; death comes from ease and pleasure”
—— 孟子忧患使人警醒成长，安乐使人懈怠衰亡。不是歌颂痛苦，而是提醒：舒适会腐蚀判断力。创业、学习、健康管理都用得上。
Not a celebration of suffering, but a warning: comfort dulls vigilance. Apply to learning curves, health, and organizational drift.