Worth it.

Meaning: A good reward. (A good thing, or a good price.)

Examples:

-The coffee in this cafe is expensive.

-Is it worth it? (True Meaning: Is the coffee good? Should I buy it? Is the reward good?)

-Yes, it is!

-The drive to Disneyland is long.

-It's worth it. (True Meaning: Disneyland is so good, a long drive is no problem. The reward is good.)

-Let's bake a cake.

-It's not worth it. (True Meaning: Baking a cake is too difficult. The reward is not good.)

-Exercise is difficult, but it's worth it. (True Meaning: The reward for exercise is good.)

-Don't fight. It's not worth it. (True Meaning: There is no reward for fighting.)