We must beat the iron while it is hot , but we may polish 19it at leisure20.
打铁必须趁热,但是要磨光它则不妨从容。
The patient must always be at the center of everything we do.
He allowed himself to be swayed by his conviction that human beings are not born once and for all on the day their mothers give birth to them, but that life obliges them over and over again to give birth to themselves.