Sure, the paper wallet is the safest option, but how? For example, suppose I wanted to save a considerable amount of money in bitcoins (in my case I will take the example of R $ 100), so I have to let it all just in this paper wallet?
Check this out:
https://en.bitcoin.it/wiki/Paper_walletIf you want to store your amount on paper wallet is not problem, paper wallet is secure and cheap for safe your bitcoin.