Idioms describe people's health and safety.

Never forget the danger when you are safe. It means always being careful and vigilant.

Source: Under the Book of Changes: "Therefore, a gentleman is safe and does not forget danger, but does not forget death and does not forget ceremony. He is safe and the country can protect himself. "

Nothing is safe, but nothing is safe.

Source: Xia Qingjing's song "Wild Soup Exposes Words" 32: "Sisao doesn't come to make trouble, her ears are clean, but she is safe and sound. Unless you combine your two families, I'll take care of it alone. "

Safe and sound: sick. It means that people are safe and free from diseases. Now it usually means that things are safe and not damaged.

Source: "Warring States Policy Qi Ce": "Are you okay when you are old? Are the people safe? Is Wang still safe? . "