I need some blogging advice!!!

I REALLY wanna make myself blog more. i always have, but i never follow through long enough to stay consistent!!!! i have a livejournal , but i havent updated in literal years.... i really want to stay consistent, write about my life, share my doodles, but i always drift off! does anyone have advice on how to stay consistent with my blogs, and journal more in general? please help!!!! thanx ^^