He theorized that human beings constantly strive for mental consistency.

They were objects through which human beings had strived to make sense of the world, and of one another.

Freud said that human beings are striving toward death because of the unbearable tensions between the id, the ego and the superego.

In Buddhism all beings may strive for Buddhahood.

That is, human beings strive to maximise their total utility.

Human beings strive for respect and dignity.

He recognizes that wherever human beings strive for advantage, disequilibrium exists; lacking easement, the social fabric becomes taut and sometimes rips asunder.

If still an emotional being, Spock would reflexively strive to maintain his guard at some points, despite that, in these circumstances, logic commanded otherwise.

All beings strive to live.

Surrounded with symbols, images and various signs, human being has always strived to signify them and utilized for communication.