Do wizards have to learn a rituals?

@JeremyECrawford Do wizards have to learn a ritual version of a spell apart from the normally cast version or are they the same?

— Matt C. (@Kaosdevice) September 20, 2015

Ritual versions of spells don't have to be learned separately from the spells. #DnD https://t.co/x5DzEBYDu1

— Jeremy Crawford (@JeremyECrawford) September 20, 2015