If the nails are weak, your house will collapse. If your verbs are weak and your syntax is rickety, your sentences will fall apart.
Don't be kind of bold. Be bold.
I think a sentence is a fine thing to put a preposition at the end of.
Few people realize how badly they write. Nobody has shown them how much excess or murkiness has crept into their style.
Writing is hard work.
You can solve most of your writing problems if you stop after every sentence and ask: what does the reader need to know next?