Can nofollow links hurt my site’s ranking?

Can nofollow links hurt my site's ranking?

I’m building links, not for SEO but to try and generate direct traffic, if these links are no-follow am I safe from getting any Google penalties? Asked another way, can no-follow links hurt my site?
Tubby Timmy, UK

Learn about rel=”nofollow”: https://support.google.com/webmasters…