One word: passphrases.<p>People find it very hard to remember a short password with crap stirred in, or an eleven-character random string. Remembering three or four random words is easy, and actually hard to crack. Six words is spy-grade (if actual spies were any smarter than a toddler).<p>$ shuf -n 4 /usr/share/dict/words<p>Stripping off plurals and tenses costs a bit or two of entropy each, but makes them much easier to remember. If you worry about security, it's much better to add a word than to make fewer words harder to recall or type.