The belief that complex systems require armies of designers and programmers is wrong. A system that is not understood in its entirety, or at least to a significant degree of detail by a single individual, should probably not be built.
Niklaus WirthIndeed, the woes of Software Engineering are not due to lack of tools, or proper management, but largely due to lack of sufficient technical competence.
Niklaus WirthGood engineering is characterized by gradual, stepwise refinement of products that yields increased performance under given constraints and with given resources.
Niklaus Wirth