Which do you prefer?

Hello Everyone, want to ask few questions here.
Short term or Long term investment?
Which is more profitable to you?
What coins do think that is good for long term now?
Feel free to comment your ideas and opinions.
I will definitely choose long investment because for allmost 2 years i am investing long term investment is really worth it and it is giving me a lot of money especially when i have invested a big amount of money in bitcoin. And until now bitcoin is the best coin for long term.