上世纪60年代,周恩来曾托人给远在台湾被幽禁的张学良捎去一封十六字密信,全文是:“为国珍重,善自养心;前途有望,后会可期。”有关周恩来给张学良的这封密信最早披露于1990年,10多年过去了,密信的知情人或年事已高,或已作古,或三缄其口,多年来,围绕这封密信各界众说纷纭,莫衷一 In the 1960s, Zhou Enlai, who had petitioned Zhang Hsueh-liang to be kept in custody in Taiwan, sent a 16-character secret letter, which read: “It is precious for the country, to be self-recuperating, to have a promising future, and to see the future.” Zhou Enlai first disclosed this secret to Zhang Hsueh-liang in 1990. More than 10 years later, secret insiders or old-timers are already high, old-fashioned, or tight-lipped. For many years, opinions and opinions have been divided around this secret community one