Named for computer science professor and all around cool guy, Dr. Daniel Spiegel, it is the principle in computer science education stating that if something is written, circled, underlined, or otherwise emphasized in the color red, then it is considered to be incorrect within the context of teaching at the time and may never be questioned, lest the questioner be unequivocally annihilated by said cool guy.
"Why is this wrong?" - Dr. Spiegel
"Because it is written in red." - Correct application of Spiegelian Logic, albeit vague
by Andy Breisch April 3, 2008
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This is the logic used by The Sydney, usually something that doesn't make sense to other people, but does to The Sydney, or logic used by The Sydney when she is tired or just doesn't care.

"I'll drive first, I thought about it during class, and I realized that I didn't care." ~A real life example of Sydney Logic
"I'll drive first, I thought about it during class, and I realized that I didn't care." ~A real life example of Sydney Logic
by The Legitness is real. May 12, 2016
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This is the logic used by The Sydney, usually something that doesn't make sense to other people, but does to The Sydney, or logic used by The Sydney when she is tired or just doesn't care.

"I'll drive first, I thought about it during class, and I realized that I didn't care." ~A real life example of Sydney Logic
"I'll drive first, I thought about it during class, and I realized that I didn't care." ~A real life example of Sydney Logic
by The Legitness is real. May 12, 2016
Get the Sydney Logic mug.
This is the logic used by The Sydney, usually something that doesn't make sense to other people, but does to The Sydney, or logic used by The Sydney when she is tired or just doesn't care.

"I'll drive first, I thought about it during class, and I realized that I didn't care." ~A real life example of Sydney Logic
"I'll drive first, I thought about it during class, and I realized that I didn't care." ~A real life example of Sydney Logic
by The Legitness is real. May 12, 2016
Get the Sydney Logic mug.
This is the logic used by The Sydney, usually something that doesn't make sense to other people, but does to The Sydney, or logic used by The Sydney when she is tired or just doesn't care.

"I'll drive first, I thought about it during class, and I realized that I didn't care." ~A real life example of Sydney Logic
"I'll drive first, I thought about it during class, and I realized that I didn't care." ~A real life example of Sydney Logic
by The Legitness is real. May 12, 2016
Get the Sydney Logic mug.
This is the logic used by The Sydney, usually something that doesn't make sense to other people, but does to The Sydney, or logic used by The Sydney when she is tired or just doesn't care.

"I'll drive first, I thought about it during class, and I realized that I didn't care." ~A real life example of Sydney Logic
"I'll drive first, I thought about it during class, and I realized that I didn't care." ~A real life example of Sydney Logic
by The Legitness is real. May 12, 2016
Get the Sydney Logic mug.
This is the logic used by The Sydney, usually something that doesn't make sense to other people, but does to The Sydney, or logic used by The Sydney when she is tired or just doesn't care.

"I'll drive first, I thought about it during class, and I realized that I didn't care." ~A real life example of Sydney Logic
"I'll drive first, I thought about it during class, and I realized that I didn't care." ~A real life example of Sydney Logic
by The Legitness is real. May 12, 2016
Get the Sydney Logic mug.