Idioms

Question 1

to leap into the dark

Answer 1

something you do without being certain what will happen as a result:

I had very little information about the company, so writing to them was a leap in the dark.

Question 2

bury (one’s) head in the sand

Answer 2

to refuse to think about unpleasant facts, although they will have an influence on your situation:

You’ve got to face facts here - you can’t just bury your head in the sand.

Question 3

take a leap of faith