As 99% of the tools made for humans (numbers are fiction) are made for Right Handers, I agree with you.
Trying to use Right-handed tools (like scissors) as a Left-hander only makes things worse. (At least for me.. I am "No-Good" Zally, the Lone Pally)
*Cough*Enough derail; get back into topic and talk about "Can you be a top raider as a left handed", or something in the liking.