Английский словарь американских идиом - feet on the ground

{n. phr.} An understanding of what can be done; sensible ideas. Used with a possessive. * /John has his feet on the ground; he knows he cannot learn everything at once./ * /Ted dreams of sudden riches, but Henry keeps his feet on the ground and expects to work for his money./ * /Mrs. Smith was a dreamer, but her husband was a man with his feet on the ground./ Contrast: IN THE CLOUDS.