What sort of man is Greek PM Tsipras?

From reuters.com

The next days will define Greece’s prime minister. Alexis Tsipras must choose between saving his country and sticking with a bankrupt ideology. If he is brave and smart, he can secure a few more concessions from creditors and a goodish deal for Greece. If not, he will drag the country into the abyss. For months, Tsipras has been trying to ride two horses simultaneously. He wanted to find a deal with Greece’s creditors which kept the country in the euro zone while jacking up public spending and unwinding reforms that are making Greece more competitive. The prime minister continued this tricky double act in a ... (full story)