知之为知之,不知为不知,是知也. 知之为知之,不知为不知,是知也. To know that we know what we know,and that we do not know what we do not know,that ... 英语一句话 2个月前0210
人们埋怨的常常是太少,而不是没有. 人们埋怨的常常是太少,而不是没有. People don't resent having nothing nearly as much as too little. 英语一句话 2个月前0220
吸取别人教训,自然就会走运。 吸取别人教训,自然就会走运。 Happy is the man who learns from the misfortunes of others. 英语一句话 2个月前0240