Some Will Use Me, While Others Will Not, Some Have Remembered, While Others Have Forgot...
Riddle: Some will use me, while others will not, some have remembered, while others have forgot. For profit or gain, I'm used expertly, I can't be picked off the ground or tossed into the sea. Only gained from patience and time, can you unravel my rhyme. What am I?
Answer: I'm Knowledge.
Source: https://www.riddles.com/284
