To learn a lesson the hard way means we learn it through experience, the bitterer the experience the better.
In short, people who are all hat and no cattle are not as good as they say they are.
A fighting chance feels bigger and more real. If the chance is too small, you tend to leave everything to luck and won’t even care to fight.
Keep them on side? Keep them on your side, that is. Keep them happy so that they'll stay on your side.
Something that appears in sheep's skin may turn out to be a wolf in disguise. In other words, don't be fooled by appearances.
To tell someone to “hold their horses” is for them to hold on, be patient and wait for a while.
When people send shots across the bow of other people, they mean to warn them to stop doing what they do or face serious consequences.
By counting your blessings, you’re advised to understand and enjoy what you already have, rather than what you don’t have.