When you go through a trial, the sovereignty of God is the pillow upon which you lay your head.

This quote is essentially saying that in times of difficulty and hardship, the belief in God’s supreme power and control provides comfort, solace, and a sense of ease. By visualizing God’s sovereignty as a pillow, it implies that this belief can be a source of rest for your mind and soul amidst the tumultuous journey you might be going through. It suggests that no matter what trials or tribulations one faces, trusting in God’s plan gives peace.

Applying this concept to today’s world or personal development can be seen on many levels. In our fast-paced society where stress is commonplace due to various personal and professional challenges, having faith in a higher power could provide emotional stability.

In terms of personal development, this idea promotes resilience. When faced with obstacles or setbacks on our path towards growth or achieving goals, we often feel disheartened. However, by laying our worries on the ‘pillow’ of divine control – believing there is a greater plan at work beyond our understanding – we may find strength to persevere.

Moreover, it encourages acceptance – another key aspect of personal development. Accepting circumstances as part of God’s grand scheme allows us to let go off excessive worry about things outside our control.

Finally yet importantly, it fosters gratitude – an essential ingredient for happiness and well-being – by viewing every experience (good or bad) as part of an intricate divine design meant for our ultimate good.

So while this quote has religious undertones; its essence about finding comfort during trials through faith/belief (in whatever form), resilience-building acceptance & gratitude is universally applicable regardless one’s spiritual inclination.