OPM Disability Retirement: Imperceptible light shifts
They are almost imperceptible; in any event, we would not otherwise notice them but for the altered hue in morning’s glory of pink shades and yellow gleams of delight. From one angle and perspective, one might miss the subtlety of a purple shade not otherwise naturally given to observation; from another, a shift, quite impossible to grasp and declare, but there nevertheless, and that is precisely what occurs with the imperceptible light shifts we miss in the daily lives of busy modernity that destroys and in incremental deterioration withdraws from grace. […]