Rose-coloured glasses (US: Rose-colored glasses)

Meaning:

If we see things through rose-coloured glasses, we see things too optimistically. If we see things through rose-coloured glasses, we should probably change our view of a situation to be more realistic.

Example sentences:

1. You always see things through rose-coloured glasses.
2. He views the world through rose-coloured glasses.
3. Maybe you should take off your rose-coloured glasses.

Example dialogue:

A: How is Greg and Jane's new business going?
B: She thinks there is room for improvement.
A: And Greg? He thinks things are going really well?
B: Yes, but he has a tendency to see the world through rose-coloured glasses.

Practice:

Do you know anyone who sees the world through rose-coloured glasses?