keeping-up-with-the-asgardians:

Loki: So now I’m supposed to do everything Sigyn does? What if she jumps off a cliff?

Frigga: If Sigyn were to jump off a cliff, she would have done her due diligence regarding the height of the cliff, the depth of the water, and the angle of entry. So, yes, if you see Sigyn jump off a cliff, by all means, jump off a cliff.