The canary was utilized for years as a posion gas detection in mines.
This video provides us with all the information a reasonable person would ever need to understand the problem we face. Click here.
Hat tip to David N. for the video.
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"Unlimited tolerance must lead to the disappearance of tolerance. If we extend unlimited tolerance even to those who are intolerant, if we are not prepared to defend a tolerant society against the onslaught of the intolerant, then the tolerant will be destroyed, and tolerance with them." - Karl Popper
“Necessity is the plea for every infringement of human freedom. It is the argument of tyrants. It is the creed of slaves.” - William Pitt
"Logic. There is little logic among the cultural elite, maybe because there is little omnipresent fear of job losses or the absence of money, and so arises a rather comfortable margin to indulge in nonsense." - Victor Davis Hanson