Dear Dad,

$chool i$ really great. I am making lot$ of friend$ and $tudying very hard. With all my $tuff, I can't think of anything I need. $o, if you would like, you can ju$t send me a card, a$ I would love to hear from you.

Love,
Your $on



Dear Son,

I kNOw that astroNOmy, ecoNOmics and oceaNOgraphy are eNOugh to keep even an hoNOr student busy. Do NOt forget that the pursuit of kNOwledge is a NOble task, and you can never study eNOugh.

Love,
Dad