I did a conference while at IBM with Eric Schmidt and Sam Palmisano as the Keynote speakers. I found out from him way before they came clean that the do no evil at Google was crap. They also track everything you do, creep your emails, chats and every keystroke on your search. They are evil and that bad.
I change up my search habits and protection frequently to get away from them as much as possible.
Here is an article to describe what they do from a 3rd party perspective.
At the inception of mass surveillance in the US lies the partnership between government and Google. Page and company have paved the way to more efficient methods of intelligence- reducing the need for human intel gathering and placing your every search at their fingertips.… twitter.com/i/web/status/1…
Among Page and Sergey Brin’s earliest partners are DARPA, NSA, and the CIA. While Google has attempted to scrub some of its connections to early grant programs it is undeniable that at the core of Google’s founding is the intent to do the bidding of the intelligence community.… twitter.com/i/web/status/1…

If you aren’t afraid of the CIA, you should be. I don’t even want to get into everything as I don’t want to invite anymore trouble than they already give me.
Suffice it to say, if they will kill a president (JFK), run the deep state and anything else, be very afraid.
Also, don’t use Google whenever possible. I don’t doubt they have good tools, but they use them against you.