Cheat sheet

Commands

d Delete
c Change (deletes and drops into insert mode)
y Yank (copy)

Motions

h, j, k, l` left, down, up, right
^ beginning of line
$ end of line
t<char> till character
T<char> till character (backwards)
f<char> find character
F<char> find character (backwards)

Text objects

iw/aw inner/around word
is/as inner/around sentence
ip/ap inner/around paragraph
it/at inner/around tag
i<delimiter>/a<delimiter> inner/around delimiter ((, ", [, etc)