He was so knowledgeable in currency and exchange that he played a prominent part in advising queen elizabeth i on the reform of the currency ; and he was so well off and well placed that he could afford to entertain her twice as his guest 事实上，由于他对货币与交易方面的事宜了如指掌，因此成为英女王伊利沙白一世改革货币制度的主要军师。他家境富裕，地位显赫，曾经两次邀得英女王成为他的座上客。根据
