But he warned that some MPs believed that support for the current system among peers "is motivated purely by self-interest and that it will somehow melt away if we can be bought off by some vague offer of grandfatherrights for existing members".
He served on three peacekeeping missions and a range of human rights projects for the United Nations (his grandfather, U Thant, was the third secretary general from 1961 to 1971), and is the author of two acclaimed books on Myanmar.