Phrases Discussing Ethical or Moral Topics

It's a slippery slope.

B2

Meaning

A seemingly small action could lead to serious negative consequences.

Example sentences

John: Maybe we should just skip this step.

Alice: I wouldn't recommend it. It's a slippery slope; skipping this could cause significant problems later.

John: I understand your concern, but it seems minor.

Alice: It might seem minor now, but I assure you, it's a slippery slope. We should be more cautious.