The story and implication of arrogance and extravagance.

These two idioms have similar meanings!

Easy to swim: running; Blade: blade; Y: There is room. Metaphor is skilled in work, has practical experience, and has no troubles in solving problems.

Whole cow: whole cow. There is no complete cow in the eye, only the bone structure of the cow. Metaphor is skilled to the point of being handy. Easy to make mistakes, lack of overall concept.