to remain firmly committed to a belief or value
sich fest an einen Glauben oder Wert halten (sich fest an einen Glauben oder Wert halten)
"She holds fast to transparency even under pressure."
"Sie hält an Transparenz fest, auch unter Druck." (Sie halt an Transparenz fest, auch unter Druck)
to use something in small or limited amounts
to use previous studies as a base for innovation
to start doing something new, such as a habit, activity, or...
to not express emotions; to suppress feelings
to reject or refuse something
to imagine or hope for something you want very much