1.If the only thing I know is that I know nothing, do I know something?
2.If I ignore the rule "ignore all the rules", am I obeying a rule?
3.Is the answer to this question no?
4.If everything should be done in moderation, including moderation, should everything except moderation be done half as moderately?
5.If I want to get home from work, I must first go half-way home, then half of the half, then half of that half, and so on. Can I ever get home from work?
6.If I go back in time and kill my grandfather before he conceives my father, I have prevented my own conception. So can I not go back at all?
7.If asking myself, "Am I dreaming?" while I am dreaming proves that I am dreaming, what does it prove when I'm awake?
8.If we haven’t been visited by people from the future yet, does that mean time travel will never be invented?
9.If I were omnipotent, could I create a rock so heavy I couldn't lift it?
10.Is anyone ever really "here"?
11.In a village where the barber shaves everyone who does not shave themselves, but no one else, who shaves the barber?
12.There is nothing better than eternal happiness. But a jam sandwich is better than nothing. So is a jam sandwich better than eternal happiness?
13.If every cell in my body gets replaced over 7 years, will I still be me in 7 years time?
14.If my goal was to fail, and I failed, did I succeed or fail?
15.If you stole my pen and told me you'd return it if I guessed what you were going to do with it, would you return it if I guess you'd never return it?
16.If no one drives in London because there is too much traffic, who is causing the traffic?
17.If a stranger walks up to me and says, "Don't take advice from strangers," should I take his advice?
18.If I will be hanged between Monday-Friday, and it will be a surprise, I cannot be hanged on Friday because come Thursday night, it won't be a surprise. Same goes for Monday-Thursday. So how come I'm surprised when I'm called to be hung on Wednesday?
19.And finally, what is the chance of you getting this question correct? a) 50% b) 25% c) 13% d) 25%
