Definitions: (1) curious and deliberate in research; (2) the action or process of searching minutely for truth, facts, or principles; (3) a careful inquiry to discover the unknown in the physical or moral world either by observation and experiment or by logic and discussion

Derivation: Latin, “to clothe”
     Note: Investment is from the same root.

When things are investigated, knowledge is extended.
When knowledge is extended, the will becomes sincere.
When the will is sincere, the mind is correct.
When the mind is correct, the self is cultivated.
When the self is cultivated, the clan is harmonized.
When the clan is harmonized, the country is well governed.
When the country is well governed, there will be peace throughout the land.
— Attributed to Confucius [born Kǒng Qiū] (c.551-479 BC) Chinese ethical philosopher
Translation by A. Charles Muller (1953-) American Japan-based academic {2013}
     See Also: Righteousness

Reflection: God did intend, in giving us intelligence, to give us the opportunity to investigate and appreciate the wonders of His creation. He is not threatened by our scientific adventures. — Francis Sellers Collins (1950-) American physician-geneticist

• We hold these truths to be self-evident… — Thomas Jefferson (1743-1826) The Declaration of Independence {1776}
• The truth never suffers from honest investigation. (153:2.11) — Jesus of Nazareth (7 BC-30 AD) The Urantia Book {1955}