Tip 6: Don't be too clever by half.

提示6：不要一知半解、自作聪明。

youdao

Which means that the deal may turn out to be too clever by half.

BBC: No magic potion for eurozone banks

Add that shortcoming to Mr Sarkozy's other sins he is too clever by half, too ambitious to be a happy number two and his departure from the limelight was perhaps inevitable.

ECONOMIST: The disarray on the French right is bad, and getting worse