On most worlds, life had originated in the sea, and these beings had developed intelligence without having to leave it.

East Germany has defeated the 'class enemy' and created a superior society where human beings can develop free of exploitation.

Classical architecture provides the means to achieve this balance because it is the most comprehensive architectural language that human beings have yet developed.

Here in this building, human beings had developed the anti-Yevd bacteria of the barrier.

All such beings had also developed peculiar and personal characteristics often completely alien to other species.

Human beings must develop all three types of motivation to be fully functioning, satisfied, motivated adults.

But the human beings who remained in the sheltered subterranean world developed far more swiftly.

Intelligent beings will develop devices which can be operated by their own physical configuration.

Intelligent beings without the ability to develop a written language will develop a different kind of memory aid.

Human beings also develop the tools and equipment to enable them to interact with nature to produce the desired food and security.