First, Goldman Sachs chief executive Lloyd Blankfein told the Wall Street bank's junior talent to chill out. Now, its top investment banker in London has advised his younger colleagues not to set themselves a "specific timetable" for success.

At an event held for Goldman Sachs summer interns in its London office, Michael Sherwood, the bank's vice chairman and co-chief executive of Goldman Sachs International, offered his advice to junior bankers hoping to advance their careers.