No one is immune to change in leadership that has led many African presidents to lose their coveted top job.
Despite spirited efforts to douse the flames of infighting within the MDC-T, matters came to a head at a recent rally in Chitungwiza.
But for ZANU-PF's coercion, Tsvangirai could well have ushered in a democratic era in Zimbabwe as the country's second president.
Zimbabweans have every right to celebrate the end of Robert Mugabe's long and disastrous reign, but they would be wrong to assume that this is the end of their political problems.
Zimbabwe's new leader needs to shake off his infamous reputation and the suspicion that he is merely another Mugabe in a younger frame.
After the fall of autocratic ruler Robert Mugabe, Zimbabwe faces a difficult choice between the stability of a transnational government or a potentially divisive election contest.
A week after the army issued its limp-wristed and ambiguous statement that Mugabe should go, he remains in place, and a new avenue - impeachment - is being pursued to get rid of him.
Are we witnessing the end of an era in which dictators stayed in power for decades? If so this must be good not only for Angola and Zimbabwe but for southern Africa as a whole.
The coup in Zimbabwe means Mugabe’s long and disastrous presidency is finally over. The questions that remain are the precise details and mechanics of the deal which secures his departure.
The protracted political crisis in Zimbabwe has worsened since President Mugabe fired vice president Emmerson Mnangagwa. Now the military has entered the fray, raising fears a coup is imminent.