promise someone you will wake up early, that way its the first thing on your mind when you first wake up and going back to sleep isn’t an option.

向某人保证你会早点起来，这样，当你第一次醒来时，你脑子里想到的第一件事就是它，就不会选择重睡一次。

youdao

Dreams are highly motivational------they’re the first thing you think about each morning and the last thought on your mind as you fall asleep at the end of the day.

梦想激励人生——梦想是你每天醒来最先浮现在脑海，每晚睡觉前又最后想到的事情。

youdao

In the midst of picking up the pieces after the devastation of Hurricane Sandy, taxes probably are not the first thing on your mind.

FORBES: Can I Deduct Sandy's Wrath?