I was a handful growing up.

In colloquial English, calling oneself “a handful” is a self-deprecating way of admitting one was difficult to manage—high-energy, stubborn, outspoken, or prone to testing limits. Attributing this to her childhood frames Olivia Wilde’s later public persona (confident, assertive, ambitious) as something rooted in temperament rather than sudden celebrity affectation. The line also functions as a compact narrative of growth: acknowledging youthful intensity implies subsequent self-awareness and maturation. As a celebrity remark, it invites relatability—many people recognize the “difficult kid” archetype—while subtly reframing “trouble” as spiritedness and independence rather than moral failing.