Deadly weapon of the particular crime is inherently more dangerous. In some jurisdictions, a distinction is made between deadly weapons and destructive devices, such as explosives, incendiary or poison gas bombs, grenades, landmines, rockets, missiles, or similar devices, including the unassembled components from which such devices can be made. A deadly weapon "per se" is usually defined as a firearm and may include knives of a certain length (usually three inches or longer, depending on jurisdiction). Statutes list weapons such as switchblade, gravity knife, ballistic knife, stiletto, sword, dagger, blackjack, brass knuckles, nunchaku (fighting sticks), shuriken (throwing stars), among others. Any object
What Is Your Dangerous Idea? can have serious consequences. Another topic many entries were based on is human behavior. J. Craig Venter discussed the genetic base of how humans act; Jerry Coyne also wrote on the idea that people are predisposed to act in certain ways because of genetics. Several authors wrote on the morals of people, consciousness, and human values. Many authors discussed how ideas themselves can be dangerous, or the idea that ideas can be dangerous. One such author, Daniel Gilbert, states, in his entry: Several key ideas in biology were written about in the book, such as genetics, other life in the