A more thorough explanation:

Definition: Sollertia is a Latin word that means shrewdness, resourcefulness, and cleverness.

Examples:

• A detective's sollertia helped him solve the case.
• The entrepreneur's sollertia allowed her to turn a small business into a successful company.
• The politician's sollertia helped him navigate through difficult situations and gain support from his constituents.

These examples illustrate how sollertia can be used in different contexts to describe someone who is clever and resourceful. The detective used his sollertia to solve a case, while the entrepreneur used her sollertia to build a successful business. The politician's sollertia helped him gain support from his constituents, which is an important skill in politics.