A couple of weeks ago, my son's sleep habits (already fairly challenging) went completely haywire. Naps went from being hard-fought to nonexistent; bedtime kept creeping later and later after months of being consistent. Then, all of a sudden, he spontaneously slept through the night in his own room, a first for him after two years of co-sleeping. Spending a whole night without a kid in your bed is the best possible reminder to trust that your toddler knows how to toddler (or at least, it became the best possible thing, once I was convinced that he was just finally sleeping through the night, and not dead).
Reminders like these are useful, because it can be hard to just trust that your toddler's developing the way they should, even when all evidence shows they're totally OK. Toddlers' little quirks range from the adorable — like their cute, totally unique pronunciations of words — to the occasionally infuriating, which can make a mom wonder if her kid is the only kid who acts like that.
Then there's the whole wanting them to be their most amazing, successful selves, and worrying when you see that another toddler can do something they can't. But unless they show specific red flags for a developmental delay, chances are, your little one is just figuring out their own way to prioritize all the skills and knowledge there is to master, and can do certain things that the other kid can't. It all balances out. Not freaking out about this stuff is much easier said than done, of course, but we really can trust that our toddlers are doing exactly what they're supposed to at times like the following: