There is no doubt that the actions of ISIS are designed to amplify their power and the threat that they pose. That helps them recruit. That adds in the twisted thoughts of some young person that they might want to have carry out an action that somehow they're part of a larger movement.
Don't imagine that you'll discover {the truth} by accumulating more knowledge. Knowledge creates doubt, and doubt makes you ravenous for more knowledge. You can't get full eating this way.
What doubt can you have of the Creator when you behold His creation?... Who has decked the heavenly firmament with its stars? Who has clothed the earth in its beauty? How could it be without the creator?
Given the millions of billions of Earth-like planets, life elsewhere in the Universe without a doubt, does exist. In the vastness of the Universe we are not alone.
In dealing with the arrogant asserter of doubt, it is not the right method to tell him to stop doubting. It is rather the right method to tell him to go on doubting, to doubt a little more, to doubt every day newer and wilder things in the universe, until at last, by some strange enlightenment, he may begin to doubt himself.
Doubt, indulged and cherished, is in danger of becoming denial; but if honest, and bent on thorough investigation, it may soon lead to full establishment of the truth.
Suspicions that the mind, of itself, gathers, are but buzzes; but suspicions that are artificially nourished and put into men's heads by the tales and whisperings of others, have stings.
No! I am not Prince Hamlet, nor was meant to be; Am an attendant lord, one that will do To swell a progress, start a scene or two, Advise the prince; no doubt, an easy tool, Deferential, glad to be of use, Politic, cautious, and meticulous; Full of high sentence, but a bit obtuse; At times, indeed, almost ridiculous— Almost, at times, the Fool.
For, dear me, why abandon a belief, Merely because it ceases to be true, Cling to it long enough, and not a doubt, It will turn true again, for so it goes.