Israel has its own right as a nation to defend its national security.

I take no pleasure in the fact that the scientific predictions I’ve relayed to popular audiences turn out to be true.

The climate, financial and national security crises are all connected. They share the same cause: Our [the USA's] absurd dependency on foreign oil. As long as we need to spend billions of dollars each year to buy foreign oil from state-run oil companies in the Persian Gulf, our problems of a trade deficit, a budget deficit and a climate crisis will persist.

I think the cost of energy will come down when we make this transition to renewable energy.

The warnings about global warming have been extremely clear for a long time. We are facing a global climate crisis. It is deepening. We are entering a period of consequences.

A leapord never changes his stripes.

I'm sorry I ever invented the Electoral College.