Idioms about what is high and what is high.

Go too far,

Autumn is crisp,

Senior one is in danger,

Self-promotion,

Only with luck,

High mountain and high water level risk,

High mountains and flowing water,

Cows are tall, horses are big,

Only a noble and broad mind,

Talk high,

Art is lofty and bold,

Pretend to be knowledgeable