As Blythe Masters said :
You should be taking this technology as seriously as you should have been taking the development of the Internet in the early 1990s. 
So just put money every months in bitcoin and others altcoins , just a bit , but with the time , it will be a snowball !
But remember ,
WHEN YOU INVEST , JUST THINK THAT THE MONEY IS LOST ! and invest what you can loose ! Here my best Cryptocurrency Portfolio :

And to put in a nutshell , yes , there are risks to invest in cryptocurrencies , it's totally true , and if someone say the reverse , he's an ignorant.
But , there are also risks in yours dailys lives guys , when you walk in the streets , you could be hit by a car ...
When you are doing some sports , you could do a cardiac arrest ...
Furthermore , when you invest in stock exchange , the company could call in the receiver ....
I think people who invest in bitcoins often want to make quick profits because most of them do not understand the market as well as the long-term potential of bitcoin or other alcoins so they often lack the patience and retreat when Seeing that its price has dropped, it is likely that they will not enjoy the aftermath of cyprocurrency