You're no longer at an age where you can devote all your energy to public issues.

"We can devote all our energy to trying to do something!"

Members devote their time, energy, and labor to community service.

I devote more energy to this probably than to anything else that we do.

"Now I have the time to devote my energy to something that is very important to me," he said.

"Who would devote so much time and energy to murder?"

Success is more quickly achieved if you are able to devote your full time and energy to language learning.

They may also have to devote energy searching for services to which the child has a right.

She devoted her energy to making that dream a reality.

At that point, she will devote her energy to job hunting.