Negative link: Linking to a penalized or constantly violating site is a very bad idea. Google will not like this. Do not abuse and repeat many pages of the same anchor text. Remember that Google notices everything. If your link does not look natural, it will not rank better.
The more links you have in this category, the more arguments Google will have to penalize you. We don’t want this, do we?
Positive link: These are the ones we should always get. These links are the ones that come from reputable sites. Remember. The links must be natural. The more links there are in this category, the faster you will position your page in the first place.