Rephrase sentence about error

Author: petrmvala

docs/src/lecture_01/strings.md

@@ -77,7 +77,7 @@ julia> "The $ will be fine."
 ERROR: syntax: invalid interpolation syntax: "$ "
 ```
 
-No, they won't. Not escaping characters will result in an error.
+No, they won't. If used incorrectly, Julia with throw an error.
 Printing of strings can be done by the `print` function or the `println` function that also add a new line at the end of the string.
 
 ```jldoctest strings