As parents, we need to talk to young people about drugs and make sure they understand that drugs are dangerous, addictive substances that can ruin their lives and harm their communities.
John Walters

It has become much more difficult to smuggle dangerous substances across our borders over the past three years, and this is creating real problems for drug traffickers.
John Walters

There are no dangerous thoughts; thinking itself is dangerous.
Hannah Arendt

Generally speaking, the errors in religion are dangerous; those in philosophy only ridiculous.
David Hume

If a little knowledge is dangerous, where is the man who has so much as to be out of danger?
Thomas Huxley

There is no sea more dangerous than the ocean of practical politics none in which there is more need of good pilotage and of a single, unfaltering purpose when the waves rise high.
Thomas Huxley

Drugs will get you out of your own way, but we lived it, and that's dangerous. It can actually turn around on itself and steal your soul, and that's what happened.
Steven Tyler

Jails and prisons are designed to break human beings, to convert the population into specimens in a zoo - obedient to our keepers, but dangerous to each other.
Angela Davis

It's fun to be hopelessly in love. It's dangerous, but it's fun.
Keanu Reeves

A little knowledge is a dangerous thing, but a little want of knowledge is also a dangerous thing.
Samuel Butler

If you get trapped in the idea that what is most important is what image of yourself you're giving to the world, you're on a dangerous path.
Jeanne Moreau

It's dangerous to assert oneself.
Jeanne Moreau

The most dangerous food is wedding cake.
James Thurber

All generalizations are dangerous, even this one.
Alexandre Dumas

Kitsch is more dangerous than it looks when taken to the extreme.
John Cusack

The tyranny of a prince in an oligarchy is not so dangerous to the public welfare as the apathy of a citizen in a democracy.
Charles de Montesquieu

I believe there is no doctrine more dangerous to the Church today than to convey the impression that a revival is something peculiar in itself and cannot be judged by the same rules of causes and effect as other things.
Billy Sunday

Ignorance per se is not nearly as dangerous as ignorance of ignorance.
Sydney J. Harris

I will not attack your doctrines nor your creeds if they accord liberty to me. If they hold thought to be dangerous - if they aver that doubt is a crime, then I attack them one and all, because they enslave the minds of men.
Robert Green Ingersoll

In the republic of mediocrity, genius is dangerous.
Robert Green Ingersoll