text: Opponents say that cell phones are good because they give an opportunity to make a call in case of emergency. In conclusion, I think that mobile phones are indispensable tools that we cannot live without, but we should avoid abusing them. Therefore, we should think carefully about the advantages and drawbacks before purchasing a mobile phone, and ask ourselves why we need a mobile phone and whether we will be able to use it responsibly.    The author starts by telling us all the bad things and dangerous possibilities of Venus if we were to go there but then starts telling us of all the benefits knwoing more about Venus would have. Yes, it is very dangerous and could end badly but shouldn't we know about planets around us? Venus is the most earth like planet besides earth. We should know what is on it, what it is capable of, etc. We cant let fear limit us to exploring the unknown.