it is a waste not to use your mental abilities
不使用你的智力是一种浪费 (bù shǐyòng nǐ de zhìlì shì yī zhǒng làngfèi)
"You should keep learning, a mind is a terrible thing to waste."
"你应该继续学习,思想是一种可怕的浪费。" (nǐ yīnggāi jìxù xuéxí, sīxiǎng shì yī zhǒng kěpà de làngfèi)
to continue doing something despite difficulties
to end up in a particular situation
to operate smoothly and efficiently
a mysterious or unexplained force in a system or person
to suddenly become very angry
to surprise or defeat completely