rêves bleus; fantaisie; doux rêves

castles in the sky Idiome

blow sky high

upset a lot of people, cause a scandal or riot This government will blow sky high if people hear these tapes.

blue sky

great opportunity, easy life, smooth sailing We made T-shirts, and people loved them - it was blue sky!

pie in the sky

unrealistic, not practical, hairbrain, half baked When first invented, the car and phone were pie-in-the-sky ideas. Now we have phones in cars.

reach for the sky

raise your hands, put them up "The cowboy drew his gun and said, ""Reach for the sky, mister!"""

risky business

a risky plan, a gamble Being a peacemaker is risky business. You could get shot!

jimbrowsky

see Jimmy

out of the a clear sky

without any warning；unexpectedly出其不意地；忽然
You may want to spend time with a longlost friend who drops in out of the blue．如果有一位久已失去联系的朋友突然来访，你会很想同他多呆一会儿。
The cowboy thought he was alone but suddenly out of a clear sky there were Indians all around him．牛仔以为只有自己一人，谁知忽然间身旁出现了许多印第安人。

out of the blue/a clear sky

out of the blue clear sky

The sky's the limit

Idiom(s): The sky's the limit

Theme: LIMITATION

There is no limit to the success that can be achieved or the money that can be gained or spent.
• If you take a job with us, you'll find the promotion prospects very good. The sky's the limit, in fact.
• The insurance salesmen were told that the sky was the limit when it came to potential earnings.