Will Google punish my site for having too many incoming links from one domain?

Selected answers from the Dumb SEO Questions Facebook & G+ community.

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  Brent Wildman: It can.
  Having too many "sitewide" links, especially spammy ones, can hurt and maybe even penalize your site. Make sure all of your blog comment links are "nofollow" to be safe.
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  Ranu Jain: Good that you wrote to them and got it fixed. You should be really concerned when you see hundreds of links from one domain, especially if that link contains anchor text and is do follow. ;
  
  Check out this post to see what Matt Cutts has to say about how Google handles site-wide links both algorithmically and manually: http://www.webpronews.com/matt-cutts-on-how-google-handles-site-wide-links-both-algorithmically-and-manually-2012-11
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  Ashish Ahuja: +Ranu Jain The bump was not due to any problem with coding but a widget which displays recent comments on the blog on the sidebar. These links will slowly reduce as more comments are posted on the blog, so you do not need to worry about it and it will not cause a penalty