Noun
The quality of being deep; deepness; perpendicular measurement downward from the surface, or horizontal measurement backward from the front; as, the depth of a river; the depth of a body of troops.
Profoundness; extent or degree of intensity; abundance; completeness; as, depth of knowledge, or color.
Lowness; as, depth of sound.
That which is deep; a deep, or the deepest, part or place; the deep; the middle part; as, the depth of night, or of winter.
The number of simple elements which an abstract conception or notion includes; the comprehension or content.
A pair of toothed wheels which work together.
Source: Webster's dictionaryWhoever can weep over himself for one hour is greater than the one who is able to teach the whole world; whoever recognizes the depth of his own frailty is greater than the one who sees visions of angels. Isaac the Syrian
Remember that God, during your prayers, is watching for your affirmative answer to the question which He is inwardly asking you: 'Do you believe I am able to do this?' To which question you must from the depth of your heart reply, 'Yes, Lord' John of Kronstadt
The mark of your ignorance is the depth of your belief in injustice and tragedy. What the caterpillar calls the end of the world, the Master calls the butterfly. Richard Bach
Rippling water shows lack of depth. Indonesian Proverb
Never use a dwarf to measure the depth of the water. Hindi Proverb
No one tests the depth of a river with both feet. African Proverb