Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple ...

Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions. (Donald A. Norman)

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Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.

Donald A. Norman Quotes: Any time you see signs or labels added to a device, it is an indication of bad design: a simple lock should not require instructions.