[digitalvortex]

These drugs gives your momentarily high with changes in chemical and hormonal level and you feel good, but when this goes on for a long time, you body gets accustomed to that level of chemical increase and you get addicted.

Stay away from drugs and drug users. These things look fabulous in movies but never works in real life.

[Quarrelsome]

That totally depends on which drug we're talking about and amphetamines only provide habitual addiction at best.

Don't preach to others if you lack the experience yourself.

[drjacobs]

This made sense until you tagged on the last paragraph. Drug use over a long time certainly builds tolerance and forms of addiction. You offer no proof that people affected in this way 'never work' in real life though.

[atom-morgan]

Sugar and caffeine are both drugs.