The answer is short, concise and clear, but really hits the target 
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There's no need to say anything in this case because everyone will definitely agree with your statement about what to buy.
The answer does seem very short, but it gives a very clear and deep meaning because until now there is no one who hates Bitcoin except people who do not know it thoroughly about Bitcoin..There's no need to say anything in this case because everyone will definitely agree with your statement about what to buy.
So I think the answer is very clear and very precise for the OP who asked about investing
on the other hand, indeed what you say is also true but the logical reason is that until now no one has been able to beat bitcoin and that is a fact so it is not wrong to be there