The phrase "inevitable ups" means that there will always be positive or good times that are certain to happen, no matter what challenges or difficulties you may face. Full definition
Dating will bring inevitable ups and downs and may breed unpleasant emotions. (datingadvice.com)
In a nutshell, Rock Solid Relationship highlights the seven keys important to building a committed relationship that will last through inevitable ups and downs. (portlandrelationshipcenter.com)
These people should test and push, so CEOs are forced to question the decisions that they're making and plan for the inevitable ups and downs that building a company will bring. (inc.com)