Our country has had a hard time learning that lesson with energy.

In sum, we took energy for granted, assuming when we flipped the switch, the lights would go on and assuming that there would always be plenty of cheap fuel for our vehicles.

We must continue research into new forms of energy and into more efficient use of existing energy sources.

I had a hard time calling Laurence Oliver 'Larry.'

When it comes to helping make the country strong, we in Congress have an important role to play.

I have a hard time with free time.