True or false Quote by Mark Lutz

“concentrate on knowing what is falsey, and then everything else you can consider truthy. Let’s look at some examples of using these falsey values”

— Eric Freeman

“Booleans are named after George Boole, an English mathematician who invented Boolean logic. You’ll”

— Eric Freeman

What is true is true, and what is false is false...

— Emanuel Swedenborg

“forloop.first is a Boolean value set to True if this is the first time through the loop. This is convenient for special-casing:”

— Nigel George

True and false are attributes of speech not of things. And where speech is not, there is neither truth nor falsehood. Error theremay be,…

— Thomas Hobbes

True and False are attributes of speech, not of things. And where speech is not, there is neither Truth nor Falsehood.

— Thomas Hobbes

“There are five falsey values in JavaScript: undefined is falsey. null is falsey. 0 is falsey. The empty string is falsey. NaN is falsey.”

— Eric Freeman

True' and 'false' are the evasions of people who never want to arrive at a decision. Truth is something without end.

— Robert Musil

“The basic principles of logic dictate that a statement cannot be both true and false at the same time... and that a statement must…

— Sarah Arthur

Truth can understand error, but error cannot understand truth.

— Anonymous

Falsehood has an infinity of combinations, but truth has only one mode of being.

— Anonymous

“If the two values have different types, try to convert them into the same type and then compare them”

— Eric Freeman