The human race is a herd. Here we are, unique, eternal aspects of consciousness with an infinity of potential, and we have allowed ourselves to become an unthinking, unquestioning blob of conformity and uniformity. A herd. Once we concede to the herd mentality, we can be controlled and directed by a tiny few. And we are.
— David Icke
Jittery Herd Mentality quotations
Investors, most of them, have a herd mentality.
They want to invest only if other people are investing

We are the most amazing creatures that this world has ever produced, but we seem to also have this herd mentality; we seem to be the most stupid, also.

I think herd mentality is a good thing overall.
Because if every sheep had to figure out the velocity of the wolf and their personal risk, that would take forever.
I've seen stand up comedy, and after a while you start to notice that a lot of people are doing things that are like a lot of other people. There can be a bit of a herd mentality, and that's obviously less interesting because there's less going on. I'm just being totally frank with you.
Hetero - normative behavior and herd mentality is dangerous.
It's okay to be different. It's okay to stand out for whatever reason. Some people are just born that way and instead of trying to tear them down, learn something new. Be curious and open because maybe that's a pathway out for you, too.

This hetero - normative behavior and herd mentality is dangerous. It's okay to be different.
It's much better to say, "If the herd is running, I'm running with those guys.
" And humans have herd mentality.
And if you say that's because you lot barged into her home like a herd of mentally deficient sheep, I'm disowning all three of you.