Studies show that otherwise rational people act irrationally when forced to stand in line or wait in crowds, even becoming violent.
研究表明，如果人被迫排队，或挤在人群中等待，本来深明事理的人也会失去理智，甚至暴跳如雷。
2
Yet banking regulators wait for conclusive proof of danger ahead before they act.
然而，银行监管机构在行动之前等候对抗危险的确凿证据。
3
Partnerships such as Stop TB were launched because the international community chose not to wait, but to act in a concerted, collaborative, and urgent way.