Operating systems, in
trying to meet the needs of applications, have to define
what those needs are. Applications
with different needs waste effort overcoming what is now a
problem rather than a solution.
-- Peter Williams, In Search of the Ideal Operating System for User Interfacing
general-purpose operating system that supports real-time execution
should not a priori restrict the basic
tenor of performance guarantees that any process is capable
-- Ion Stoica et al., A Proportional Share Resource Allocation Algorithm for Real-Time, Time-Shared Systems
A schedule defends from
chaos and whim.
-- Annie Dillard, The Writing Life