Ups and downs

Heidi and Mike had their ups and downs, but they stayed married for more than 60 years.

So it is the world wags: that honest men and knaves alike are always having ups and downs of fortune, and that we are perpetually changing tenants in Our Street.

[...] speed barely exceeded 30 m.p.h. until well beyond Kelty and from the front end the ups-and-downs of the track occasioned by pitfalls are very noticeable.