Know what [drug] you're using, decide just why you're using it, and you can have a rich experience.
![Know what [drug] you're using, decide just why you're using it, and you can have a rich experience.](http://cdn.quoteddaily.com/images/alexander-shulgin/know-what-drug-youre-using-decide-just-why-youre-using-it-and-you-can-have-a-rich-experience.jpg)
Know what [drug] you're using, decide just why you're using it, and you can have a rich experience.