Who said "You are not alone. I am always with you."?

This quote is attributed to Smith.

You are not alone. I am always with you. - Smith

"You are not alone. I am always with you."

Smith

"The world around you is just a dream. A dream dreamed by someone in an asylum."

"What is real? If you can see it, touch it, taste it, smell it, then real is simply electrical signals interpreted by your brain."

"I am a virus. And what do viruses do? We infect, we spread, we consume, we replicate."

"You see, I'm not bound by the same flesh as you. I can move freely through this world."