It's 100% understandable, Gob! Real life takes priority, and anyone who complains otherwise should be dismissed out of hand. Take your time, get back into modding when you want to, not when someone complains over the internet at you.
Since you're going to be working on mod animations eventually, might I suggest the Special Mobs mod, by Father Toast? You're probably already familiar with it because it's just that awesome, but in case you're not, here's a link: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1288315-forge-father-toasts-mob-mods-special-mobs-utility#SpecialMobs