US response to Ukraine chaos:
"I continue to be concerned that we're going to see a replay of what we saw in Georgia [with Russian military intervention]."
"Nothing of significance has really ever occurred.... I am very disappointed in the administration on Syria."
"I became very aware of what the UAW's interest was. It was not the company ... [and] it was not their employees; it was solely [the UAW's] survival."
"I see no way that it is going to be dealt with this year."
"It was disappointing.... It broke down trust."
The impact of Senate Democrats' 2013 adoption of a rule requiring only a simple majority to confirm some nominations:
"The Senate has been on the verge of a death spiral now for several months, ever since November the 20th."