🇬🇧🇨🇳 sanity - 理智 : English Lesson

Meaning of "sanity" ("理智"), detailed definition, and a short video lesson below.

Sanity is when your mind is working in a healthy way so you can think clearly, make sensible choices, and understand what’s real and what isn’t. When you have sanity, you can stay calm (most of the time), solve problems, and not let your feelings or wild thoughts control you.

Watch and listen to this English flashcard to understand the word in more detail, with an easy example sentence.

During the power outage, board games saved our sanity and almost destroyed our friendships.

By the third game of “Are we there yet?” my mom’s sanity quietly jumped out of the car.

I talk to my plants to keep my sanity, and I’m a little worried because I think the fern replied to me.

I hide under a blanket fort to protect my sanity from my sister’s endless dance rehearsals in the hallway.

To save his sanity, Grandpa put on headphones when we started practicing recorders and kazoos at the same time.

Rain beat the glass; he paced, holding sanity like a thin cup. Sanity slipped — he shouted at the empty room — then he sat, clung to sanity, made tea, and stacked the scattered papers. Each small act steadied sanity; opening the curtains restored sanity. He smiled, breath slow, lifted the cup and felt the room settle.

This word is at the C2 level, which means it represents the highest mastery of English. It’s often used in specialized or highly formal contexts and helps you communicate with precision and subtlety, much like a native speaker.

Expanding your English vocabulary is one of the best ways to improve your pronunciation, spelling, and confidence in English. Watch the video above to memorize the word, understand its meaning, and see example sentences in action. Discover related words to grow your vocabulary naturally. Add words to your playlist for stress-free, effective learning—anytime, anywhere! Watch, learn, repeat.