uncompromising

"The thoroughness of her research ensured she earned a top grade on the history project. "

"The school's fundraising project aims to renovate the library in several stages. "

"My daughter's teacher is very kind and helpful. "

"The students negotiated a later deadline for their project. "

"We are unwilling to restore his previous privileges after his betrayal of our trust."

"The general's goal was the enemy's complete submission after the long battle. "

"to allow a servant his liberty;  to allow a free passage;  to allow one day for rest"

"He is a student of life."

"After a long negotiation, the company made some concessions to the union, including better health insurance and more vacation time. "

"The teacher principled her students in the importance of honesty by showing them examples of how it benefited others. "

"The teacher had high expectations for her students' test scores. "

"The schedule was inflexible, so we couldn't change our meeting time. "