Kofi Annan said he was "frustrated and impatient" over the continued violence and killing in Syria, and said he wanted to see faster progress towards resolving the crisis.
Following talks in Beirut with Lebanon's Prime Minister Najib Mikati, he said:
I think perhaps I am more frustrated than most of you because I am in the thick of this. I want to see things move faster.
An air strike by a Syrian plane in the northern rebel-held town of Azaz killed 30 people and wounded scores of others, a local doctor said.
The UN Special Envoy to Syria Kofi Annan has admitted he is "frustrated and impatient" over the continued violence and killing in Syria.
So after weeks of insisting his peace mission is the only game in town, it might be that Kofi Annan is preparing to pack up and leave.