Errors

To build logic, you need to correct errors.
Usually, whether we know it or not, many errors occur in our speech and writing. If you only focus on grammar and spelling, you overlook whether the premise is true or false.
This means that you will be writing incorrectly from the beginning. This situation has reached a point where grammar and spelling cannot solve it.
There are as many as 19 types of errors made when speaking or writing.
If you do not make these errors, you will be able to speak and write with correct logic.